| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_MENU_CONTROLLER_VIEWS_H_ |
| #define CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_MENU_CONTROLLER_VIEWS_H_ |
| |
| #include <set> |
| |
| #include "base/compiler_specific.h" |
| #include "chrome/browser/bookmarks/base_bookmark_model_observer.h" |
| #include "chrome/browser/bookmarks/bookmark_node_data.h" |
| #include "ui/views/controls/menu/menu_delegate.h" |
| #include "ui/views/controls/menu/menu_item_view.h" |
| |
| class BookmarkBarView; |
| class BookmarkMenuControllerObserver; |
| class BookmarkMenuDelegate; |
| class BookmarkNode; |
| class Browser; |
| |
| namespace content { |
| class PageNavigator; |
| } |
| |
| namespace ui { |
| class OSExchangeData; |
| } |
| |
| namespace views { |
| class MenuButton; |
| class MenuRunner; |
| class Widget; |
| } |
| |
| // BookmarkMenuController is responsible for showing a menu of bookmarks, |
| // each item in the menu represents a bookmark. |
| // BookmarkMenuController deletes itself as necessary, although the menu can |
| // be explicitly hidden by way of the Cancel method. |
| class BookmarkMenuController : public BaseBookmarkModelObserver, |
| public views::MenuDelegate { |
| public: |
| // Creates a BookmarkMenuController showing the children of |node| starting |
| // at |start_child_index|. |
| BookmarkMenuController(Browser* browser, |
| content::PageNavigator* page_navigator, |
| views::Widget* parent, |
| const BookmarkNode* node, |
| int start_child_index); |
| |
| void RunMenuAt(BookmarkBarView* bookmark_bar, bool for_drop); |
| |
| void clear_bookmark_bar() { |
| bookmark_bar_ = NULL; |
| } |
| |
| // Hides the menu. |
| void Cancel(); |
| |
| // Returns the node the menu is showing for. |
| const BookmarkNode* node() const { return node_; } |
| |
| // Returns the menu. |
| views::MenuItemView* menu() const; |
| |
| // Returns the context menu, or NULL if the context menu isn't showing. |
| views::MenuItemView* context_menu() const; |
| |
| // Sets the page navigator. |
| void SetPageNavigator(content::PageNavigator* navigator); |
| |
| void set_observer(BookmarkMenuControllerObserver* observer) { |
| observer_ = observer; |
| } |
| |
| // views::MenuDelegate: |
| virtual base::string16 GetTooltipText(int id, |
| const gfx::Point& p) const OVERRIDE; |
| virtual bool IsTriggerableEvent(views::MenuItemView* view, |
| const ui::Event& e) OVERRIDE; |
| virtual void ExecuteCommand(int id, int mouse_event_flags) OVERRIDE; |
| virtual bool ShouldExecuteCommandWithoutClosingMenu( |
| int id, |
| const ui::Event& e) OVERRIDE; |
| virtual bool GetDropFormats( |
| views::MenuItemView* menu, |
| int* formats, |
| std::set<ui::OSExchangeData::CustomFormat>* custom_formats) OVERRIDE; |
| virtual bool AreDropTypesRequired(views::MenuItemView* menu) OVERRIDE; |
| virtual bool CanDrop(views::MenuItemView* menu, |
| const ui::OSExchangeData& data) OVERRIDE; |
| virtual int GetDropOperation(views::MenuItemView* item, |
| const ui::DropTargetEvent& event, |
| DropPosition* position) OVERRIDE; |
| virtual int OnPerformDrop(views::MenuItemView* menu, |
| DropPosition position, |
| const ui::DropTargetEvent& event) OVERRIDE; |
| virtual bool ShowContextMenu(views::MenuItemView* source, |
| int id, |
| const gfx::Point& p, |
| ui::MenuSourceType source_type) OVERRIDE; |
| virtual void DropMenuClosed(views::MenuItemView* menu) OVERRIDE; |
| virtual bool CanDrag(views::MenuItemView* menu) OVERRIDE; |
| virtual void WriteDragData(views::MenuItemView* sender, |
| ui::OSExchangeData* data) OVERRIDE; |
| virtual int GetDragOperations(views::MenuItemView* sender) OVERRIDE; |
| virtual views::MenuItemView* GetSiblingMenu( |
| views::MenuItemView* menu, |
| const gfx::Point& screen_point, |
| views::MenuItemView::AnchorPosition* anchor, |
| bool* has_mnemonics, |
| views::MenuButton** button) OVERRIDE; |
| virtual int GetMaxWidthForMenu(views::MenuItemView* view) OVERRIDE; |
| |
| // BaseBookmarkModelObserver: |
| virtual void BookmarkModelChanged() OVERRIDE; |
| |
| private: |
| // BookmarkMenuController deletes itself as necessary. |
| virtual ~BookmarkMenuController(); |
| |
| scoped_ptr<views::MenuRunner> menu_runner_; |
| |
| scoped_ptr<BookmarkMenuDelegate> menu_delegate_; |
| |
| // The node we're showing the contents of. |
| const BookmarkNode* node_; |
| |
| // Data for the drop. |
| BookmarkNodeData drop_data_; |
| |
| // The observer, may be null. |
| BookmarkMenuControllerObserver* observer_; |
| |
| // Is the menu being shown for a drop? |
| bool for_drop_; |
| |
| // The bookmark bar. This is only non-null if we're showing a menu item for a |
| // folder on the bookmark bar and not for drop, or if the BookmarkBarView has |
| // been destroyed before the menu. |
| BookmarkBarView* bookmark_bar_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BookmarkMenuController); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_MENU_CONTROLLER_VIEWS_H_ |